V4L/DVB (9103): em28xx: HVR-900 B3C0 - fix audio clicking issue

Fixed audio clicking problem which could be heard when using analog tv or composite input

Signed-off-by: Wiktor Grebla <greblus@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index 08cb4e7..ac3292d 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -117,10 +117,10 @@ static void em28xx_audio_isocirq(struct urb *urb)
 
                        if (oldptr + length >= runtime->buffer_size) {
                                unsigned int cnt =
-                                   runtime->buffer_size - oldptr - 1;
+                                   runtime->buffer_size - oldptr;
                                memcpy(runtime->dma_area + oldptr * stride, cp,
                                       cnt * stride);
-                               memcpy(runtime->dma_area, cp + cnt,
+                               memcpy(runtime->dma_area, cp + cnt * stride,
                                       length * stride - cnt * stride);
                        } else {
                                memcpy(runtime->dma_area + oldptr * stride, cp,

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 279307c..de943cf 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -577,7 +577,7 @@ struct em28xx_board em28xx_boards[] = {
                }, {
                        .type     = EM28XX_VMUX_COMPOSITE1,
                        .vmux     = TVP5150_COMPOSITE1,
-                       .amux     = 1,
+                       .amux     = 3,
                }, {
                        .type     = EM28XX_VMUX_SVIDEO,
                        .vmux     = TVP5150_SVIDEO,